paw. using their smartphones, they'll unlock clues by scanning the object's qr code, a special bar code that reveals more information about the artifact. clues about beethoven's manuscript is meant to inspire players to write their own stories. >> the more you unlock the more information you get. our ability to unlock will give us some things for a story. >> reporter: at the end of the of a book that will be permanently housed in the library's collection. >> every story is a passionate call for change. >> reporter: the trick is staying up long enough to write. the game doesn't officially end until 6:00 the next morning. >> i'm definitely going to make it until 6:00. no doubt. i will not let myself quit. >> reporter: sleep deprivation aside, designers are pushing the boundaries for what games can accomplish.